CVE-2026-51611

EUVD-2026-67914
Incorrect access control in the startSlaveReboot function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to arbitrarily force a reboot via sending a crafted MQTT message.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 7.1%
References
https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/20260416_T6_vuln_report.pdf
https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/20260424_T6_confirm.pdf
https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
https://www.totolink.net/
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html